HPE7-A04実際の問題解答PDFには100%カバー率リアル試験問題 [Q10-Q35]

HPE7-A04実際の問題解答PDFには100%カバー率リアル試験問題

HPE7-A04試験問題解答

質問 # 10
You are planning to use distributed routing for overlay subnets in an EVPN VXLAN fabric. The customer needs to provide DHCP addresses to some VMs in the tenant-a VRF. The DHCP server is in the shared VRF.
What is one step you should take?

A. For every SVI, assign a unique actual IP address, different from the active gateway IP address
B. On each VTEP switch, create a loopback interface in the tenant-a VRF with a different IP on both switches in a VSX pair
C. Change the design to use centralized routing because HPE Aruba CX switches cannot support DHCP relay with distributed routing
D. On each VTEP switch, create a loopback interface in the shared VRF with the same IP on bothswitches in a VSX pair

正解：D

質問 # 11
What is a rule of thumb for oversubscription ratio on the ToR switches for a two-tier network design?

A. 12:1-14:1
B. 6:1-10:1
C. 3:1-5:1
D. 1:1-2:1

正解：C

質問 # 12
Which stacking technology is a dual control plane stacking that is supported by CX switches?

A. Back Plane Stacking
B. VSX
C. IRF
D. Front Plane Stacking

正解：B

質問 # 13
PVLAN (Private VLAN) defines three types of VLANs under the same SVI

A. Provider VLAN Service VLAN and QinQ VLAN
B. Secondary VLAN, Isolated VLAN and Provider VLAN
C. Primary VLAN, Isolated VLAN and Customer VLAN
D. Primary VLAN, Isolated VLAN and Community VLAN

正解：D

質問 # 14
What is true about rollback plan for migration phases? (Select two)

A. Determine maximum time for rollback
B. Archive Last known good configuration (state)
C. Staff members can't be included in rollback dependency
D. Don't give a timeframe for the rollback as this might affect customer confidence in your solution

正解：A、B

質問 # 15
In one of the spine and leaf designs, VMware vSphere is used including VMware NSX. OSPF is used for routing protocol across the spine and leaf topology. What do you need to consider in this design? (Select three)

A. Enabling OSPF in passive interface mode on the NSX transport VLAN
B. Using a L2 MTU of 9198 on leaf-to-spine links
C. Using an IP MTU of 9198 on leaf-to-spine links
D. Adding an anycast loopback interface on each VSX pair

正解：A、B、C

質問 # 16
You created a formal proposal and quote for a customer's data center network refresh. What is some other support information that you should include? (Select two)

A. No need to include any of these as the proposal is not the place to educate the customer on them
B. A list of IP addresses that you plan to configure on the switches
C. HPE Aruba networking recommends including a block diagram with proposals
D. A list of VLANs that you plan to configure on the switches

正解：C、D

質問 # 17
What is the maximum number of spines (when using 2 uplink ports for VSX) for CX 8325-48Y8C with Leaf- to-spine port speed 40 or 100 Gbps?

A. 0
B. 1
C. 2
D. 3

正解：C

質問 # 18
What can be exported using IRIS?

A. Devices' Data Sheets
B. Detailed routing configurations of all devices
C. Devices' quick specs
D. Bill Of Material

正解：D

質問 # 19
In Routing design for a two-tier topology between the data center and other parts of the network, select the best option from below

A. Establish point-to-point links using individual /29 subnets
B. Don't use Layer 3 links
C. You should not use VSX LAGs for these connections
D. Set up each link as an L3 interface or routed-only port (ROP)

正解：D

質問 # 20
A customer currently has a three-tier architecture in which aggregation switches are the default gateways.
Pairs of aggregation switches use VRRP. You are migrating to an L2 two-tier architecturein which the core switches are the default gateways. How should you migrate the default gateway functionality?

A. Configure VSX active gateway on the new core switches using a new default gateway IP address as the virtual IP and the existing VRRP MAC for the virtual MAC address
B. Use a DHCP server to assign servers new gateway IP addresses, which are configured on the new core switches
C. Configure VSX active gateway on the new core switches using the current default gateway IP address as the virtual IP and a new virtual MAC address
D. Add the core switches to the aggregation switches' VRRP groups and use VRRP to fail over to the new switches

正解：D

質問 # 21
You are designing an overlay solution for two Data Centers based on the Aruba CX platform. Each Data Center has two rooms and each room is its own fabric. What is the underlay routing protocol run within each room?

A. IS-IS
B. eBGP
C. iBGP
D. OSPF

正解：D

質問 # 22
CX Switches come with trusted platform modules (TPM). What is the function of TPM?

A. TPM stores a certificate signed by an HPE Aruba Networking Certification Authority (CA).
B. TPM stores a certificate signed by GeoTrust Certification Authority (CA).
C. TPM prevents customers from loading certificates signed by the CA of their choice to the switches
D. TPM is just a convenient name to allow users to connect to the switch securely

正解：A

質問 # 23
What delivery documents are included in the post-installation handover?

A. Devices Datasheets
B. Devices Quick Specs
C. Inventory
D. Cost of the project
E. Archived configurations

正解：C、E

質問 # 24
Which of the following statements is true about HPE and HPE Aruba Networking breakout cables for high- speed ports?

A. QSFP56 -> 2x 100 GbE QSFP28
B. QSFP56 -> 4x 50 GbE QSFP28
C. QSFP56 -> 4x 25 GbE SFP28
D. QSFP56 -> 8x 10 GbE SFP+

正解：A

質問 # 25
Which switch model is able to perform microsegmentation?

A. CX 10000
B. CX 8360
C. CX 8400
D. CX 8325
E. CX 6400

正解：A

質問 # 26
Which of these protocols carries commands for reading from/writing to storage over a TCP/IP session?

A. iSCSI
B. FCoE
C. RDMA
D. NVMeoF-RDMA

正解：A

質問 # 27
You are designing an overlay solution for two Data Centers based on the Aruba CX platform. Each Data Center has two rooms and each room is its own fabric. There is a requirement for multicast traffic to be supported across all data center rooms and fabrics. What needs to be done?

A. Establish a separate data center interconnect fabric for multicast traffic only
B. Change the design to use one fabric per site
C. Change the design to extend a single fabric across all rooms and both sites
D. Use HPE Aruba CX switches' selective split horizon feature

正解：D

質問 # 28
In a multi-AS underlay design

A. All spine switches are in the same AS while each leaf (VSX pair if used) are in their own AS
B. All spine and leaf switches are in one AS and the border leaf is in separate AS
C. Every spine and every leaf is in their own AS
D. Every spine is in their own AS while all leaf switches in one AS

正解：A

質問 # 29
In MMF OM3 fiber type and SFP28 LC SR transceiver option. What is the maximum distance supported by this setup?

A. Up to 50 meters
B. Up to 500 meters
C. Up to 700 meters
D. Up to 70 meters

正解：D

質問 # 30
In L3 spine and leaf design

A. You need to use TRILL to prevent loops
B. You don't need to use spanning tree for loop prevention
C. Since all Spine switches are connected to each other, EVPN is needed in this design
D. Spanning Tree is always needed since Spine and Leaf is only there to improve performance

正解：B

質問 # 31
You want to implement distributed firewall policies that micro-segment VM-to-VM traffic, including within the VLAN and same host. The VMs should be able to send traffic on permitted TCP ports, but other traffic should be dropped (hosts are isolated). What are two requirements? (Select two.)

A. VLAN 10 is converted to a PVLAN on the switch and VMware hosts. The VMs are placed in an isolated VLAN
B. SVI 10 on the switch has IP local ARP proxy enabled on it
C. The VMware host is configured to implement a local firewall
D. VLAN 10 is converted to a PVLAN on the switch only. The VMs are placed in an isolatedVLAN

正解：A、B

質問 # 32
In L3 Spine and Leaf design OSPF routing, which switches can be ABRs and connect your network to a WAN provider?

A. Leaf switches that act as distributed routers for the overlay
B. Border leaf switches
C. Spine switches
D. Leaf switches that act as centralized routers for the overlay

正解：B

質問 # 33
When Data Centers are in the same campus, a simple solution could be a VSX LAG between pairs of VSX switches that allows the extension of L2 domains:

A. False
B. True

正解：B

質問 # 34
You have a customer who wants 3:1 oversubscription and has a CX switch with 24 ports, and each port operates at 25 Gbps edge ports. What is the expected uplink speed?